*{
    margin: 0;padding:0;
    list-style: none;
    box-sizing: border-box;
}
.box1{
    width: 100%;
}
html,
body {
  position: relative;
  height: 100%;
}
body {
  background: #eee;
  font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
  font-size: 14px;
  color: #000;
  margin: 0;
  padding: 0;
}

.box1>.swiper {
  position: relative;
  width: 100%;
  height: 100%;
}
.List>ul>li:hover{
  color: blue;
}
.box1>.swiper-slide {
  text-align: center;
  font-size: 18px;
  background: #fff;

  /* Center slide text vertically */
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}

.box1>.swiper-slide img {
  position: fixed;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
nav{
  width: 100%;
  height: 100px;
  display: flex;
  position: fixed;
  justify-content: space-around;
  background-color: #3c8cff;
  z-index: 666;
}
.nav-img{
  display: flex;
  align-items: center;
}
.nav-img img{
  height: 50px;
  
}
#ss1{
  width: 100%;
  height: 50px;
  position: absolute;
  bottom: 5%;
}
.List{
  width: 1000px;
  display: flex;
  align-items: center;
  ul{
    display: flex;
    justify-content: space-between;
    li{
      display: block;
      width: 200px;
      float: left;
      font-size: 16px;
      color: white;
    }
  }
}
.sm{
  width: 300px;
  height: 300px;
  background-color: white;
  border-bottom-right-radius: 100px;
  position: absolute;
  top: 100px;
  left: 100px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: space-around;

}
#ss{
  font-size: 25px;
  color: #999;
  width: 100px;
  height: 180px;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}
#jf{
  width: 200px;
  font-size: 40px;
  color: #3c8cff;
  height: 150px;
  display: flex;
  justify-content:center;
  align-items: flex-start;
}
.centet1{
  width: 100%;
  height: 800px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  z-index: 3;
  color: #000;
}
.left-centet1{
  width: 700px;
}
.wh{
  display: flex;
  font-size: 40px;
  color:#3c8cff
}
.zz{
  width: 500px;
  height: 400px;
  display: flex;
  align-items: center;
  font-size: 22px;
  line-height: 40px;
  color: #3c8cff;
}

.righr-centet1{
  width: 700px;
  height: 800px;
  border: 1px solid #999;
  position: relative;
}
.swiper-button-prev, .swiper-button-next {
  position: absolute;
  top: 90%;
}
.swiper-button-prev{
  left: -150px;
}
.swiper-button-next {
  right: -100px;
}
ulList>.swiper-slide{
  img{
    height: 400px;
  }
    
}
.righr-centet1>.swiper{
  width: 100%;
  height: 400px;
}
.ulList{
  position: absolute;
  top: 450px;
  left: 200px;
  h4{
    font-size: 30px;
  }
  ul{
    li{
      color: #000;
      font-size: 14px;
      line-height: 30px;
    }
  }
}
.center2{
  margin-top: 50px;
  width: 100%;
  height: 600px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  z-index: 3;
}
.center-img{
  width: 900px;
  img{
    width: 800px;
  }
}
.center-right{
  width: 700px;
}
.xwzz{
  width: 500px;
  height: 100px;
  display: flex;
  align-items: center;
  font-size: 40px;
  line-height: 40px;
  color: #000000;
  font-weight: bold;
}
.zzList{
  width: 500px;
  height: 200px;
  display: flex;
  align-items: center;
  font-size: 22px;
  line-height: 40px;
  color: #000000;
}
.gd{
  font-size: 22px;
  color: #000000;
  span{
    color: #3c8cff;
  }
}
.center4{
  width: 1000px;
  height: 500px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lianxi{
  width: 700px;
  font-size: 50px;
  color: #000;
  display: flex;

}
.lxList{
  width: 600px;
  font-size: 20px;
  display: flex;
  flex-flow: row wrap;
  align-items: flex-start;
  span{
    color: #3c8cff;
  }
  .ll{
    width: 300px;
    margin-top: 50px;
    line-height: 20px;
  }
}
.footer{
  width: 100%;
  height: 400px;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  background-color: #3c8cff;
}
.left-f{
  width: 400px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  div{
    width: 400px;
    display: flex;
    justify-content: center;
  }
  img{
    width: 100px;
    display: flex;
    justify-content: center;
  }
}
#d{
  width: 400px;
}
.right-f{
  width: 800px;
  height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  ul{
    width: 150px;
  }
}
.rrr{
  display: flex;
  flex-direction: row;
}
.footList{
  margin-top: 30px;
  display: flex;
  height: 200px;
  align-items: flex-start;
  justify-content: center;
  color: white;
  h4{
    width: 200px;
    height: 30px;
    font-size: 18px;
    display: flex;
    justify-content: center;
  }
  li{
    width: 200px;
    display: flex;
    justify-content: center;
    line-height: 30px;
  }
}
.footer-f{
  img{
    width: 20px;
  }
  display: flex;
  flex-flow: column;
  justify-content: center;
  align-items: flex-end;
  margin-right: 150px;
  color: white;
}
.center3{
  width: 100%;
  height: 500px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.dsj{
  width: 400px;
  height: 40px;
  display: flex;
  justify-content: center;
  font-size: 40px;
}
.dsjList{
  margin-left: 100px;
  margin-bottom: 30px;
  width: 1000px;
  height: 295px;
  display: flex;
  justify-content: center;
  
}
.dsjleft{
  width: 400px;
  overflow: hidden;
  border-top-left-radius: 40px;
  border-bottom-left-radius: 40px;
  img{
    width: 400px;
  }
}
.dsjright{
  width: 400px;
   border: 1px solid #999;
   border-bottom-right-radius: 40px;
   border-top-right-radius: 40px;
}
.dsgr1{
  height: 100px;
  font-size: 25px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.dsjr2{
  height: 400px;
  width: 400px;
  font-size: 16px;
  display: flex;
  line-height: 30px;
  justify-content: center;
}
@media only screen and (min-width: 888px) {
  body, div, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, form, fieldset, legend, button, input, textarea, th, td , center3, .center2, .center4{
    margin: 0;
    padding: 0;
}
}